/*
 * Licensed to Jasig under one or more contributor license
 * agreements. See the NOTICE file distributed with this work
 * for additional information regarding copyright ownership.
 * Jasig licenses this file to you under the Apache License,
 * Version 2.0 (the "License"); you may not use this file
 * except in compliance with the License.  You may obtain a
 * copy of the License at the following location:
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.jasig.cas.web.flow;

import org.springframework.binding.convert.converters.Converter;
import org.springframework.webflow.execution.repository.support.CompositeFlowExecutionKey;


/**
 * Special converter for the {@link CompositeFlowExecutionKey} to return as a String.
 *
 * @author Jerome Leleu
 * @since 4.0.0
 */
@SuppressWarnings("rawtypes")
public final class CompositeFlowExecutionKeyConverter implements Converter {

    /**
     * {@inheritDoc}
     */
    @Override
    public Class getSourceClass() {
        return CompositeFlowExecutionKey.class;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public Class getTargetClass() {
        return String.class;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public Object convertSourceToTargetClass(final Object source, final Class targetClass) throws Exception {
        return source.toString();
    }
}
